Polyphony Digital boss Kasunori Yamauchi is said to to be toying with the idea of putting in more toys for the big boys in the Gran Turismo series. Two-wheeled toys, to be specific.

Polyphony Digital is taking Gran Turismo 5 and Gran Turismo PSP on the road. Both games have been confirmed to be playable at next week's Tokyo Motor Show. They're also throwing in a few extras for attendees. Details after the jump.

In case you haven't gotten your copy of Gran Turismo for the PSP just yet, you might want to have a look at this - it's a list of all the cars in the game, numbering at a heavy 830. Is your dream ride in the game?Now there's an easy way to find out.

There's been some major drama with the release of the Gran Turismo PSP pre-order bonus cars. You know, those retail-specific downloadable cars? Apparently, others weren't able to get them immediately, while some ended up with glitchy ones.

Ah, street dates. These things get broken more often than Elijah Price's bones. If you happen to live near a Target store, you might want to check their shelves for a PSP copy of Gran Turismo. We heard that some have already been sighted in the wild world of retail.

Thanks to Santiago for the tip!

Gran Turismo PSP is hitting your TVs even before your PSPs as today sees the kick off for the racing game's TV ad campaign. The ad features the Corvette ZR1 vs PSP racing on the Mazda Raceway Laguna Seca.

What's this? You can get your copy of Gran Turismo for free when you buy a PSP Go? Tipster kizacolo gave us the heads up on this fine nugget of information, and we've got more for you.

Gran Turismo for the PSP made a lot of buzz with its stunning looks running on Sony's handheld. You've read the news, you've seen the screenshots, now pull up that chair and watch the Gran Turismo PSP opening cinematic. If that's not enough, you can also catch Marty McFly's DeLorean blasting from the past and into the game.

More bad news for PSP custom firmware users. Apparently, the upcoming Gran Turismo PSP will require you to have the latest firmware 6.00 installed before playing the game. More after the break.

Car aficionados and Gran Turismo fans alike will want to give this a look - two special edition Gran Turismo PSP packs have just been announced, and those who're willing to shell out a bit more will find themselves the owners of some sleek GT swag. Have a look.